双法兰中线蝶阀
•性能规范TechnicalData
规格：DN50-1200
公称压力：PN10/PN16
适用温度：-15-130^
适用介质：水、气、油等
Size:2*-48*
NominalPressure:PN10/PN16
WorkingTemperature:-15-130T；
SuitableMedium:Water,gas,oils;etc.
•标准Standard
设计标准：EN593
结构长度：EN558
法兰连接：EN1092-1/2
上法兰：ISO5211
测试标准：EN12266
Designstandard:EN593
FacetoFace:EN558
Flangeconnection:EN1092-1/2
TopFlange:ISO5211
TestInspection:EN12266
•主要零部件材质Material of main parts
| 序号No. | 名称Item | 材质 Material | 标准Symbol |
| 1 | 阀体 Body | 铸铁 Cast iron | GG25 |
| 球铁 Ductile iron | GGG40 | ||
| 不锈钢 Stainless steel | 1.4408/1.4308 | ||
| 2 | 阀板 Disc | 球铁 Ductile iron | GGG40 |
| 碳钢 Carbon steel | GE 280 | ||
| 不锈钢 Stainless steel | 1.4408/1.4308 | ||
| 铝青铜 Bronze AL-Bronze | CuAL10Fe5Ni5 | ||
| 涂层 Coating | EPDM/VITON/Nylon | ||
| 3 | 轴 Shaft | 不锈钢 Stainless steel | 1.4301/1.4401/1,4406 |
| 合金Alloy | 2.4360 | ||
| 4 | 阀座 Seat | 弹性橡胶Elastomer | Working Temperature |
| 乙丙EPDM | -15-130P | ||
| 丁腊 NBR | -10-80^ | ||
| 5 | 轴套 Bushing | 聚四氟乙烯PTFE | |
| 青铜Bronze | |||
| 6 | 销 Pin | 不锈钢 Stainless steel | 1.4301/1.4401/1.4406 |
| 合金Alloy | 2.4360 |
